/*
 * Copyright 2017 Huawei Technologies Co., Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.servicecomb.provider.common;

import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
import java.lang.reflect.Type;

import org.mockito.Mockito;
import org.springframework.context.ApplicationContext;

import io.servicecomb.foundation.common.utils.BeanUtils;

import mockit.Mock;
import mockit.MockUp;

public class MockUtil {

    private static MockUtil instance = new MockUtil();

    private MockUtil() {

    }

    public static MockUtil getInstance() {
        return instance;
    }

    public void mockBeanUtils() {

        new MockUp<BeanUtils>() {
            @Mock
            ApplicationContext getContext() {
                return Mockito.mock(ApplicationContext.class);
            }
        };
    }

    public void mockMethod() {

        new MockUp<Method>() {
            @Mock
            public Annotation[][] getParameterAnnotations() {
                Annotation[][] lAnnotation = new Annotation[1][1];
                lAnnotation[0][0] = Mockito.mock(Annotation.class);
                return lAnnotation;
            }

            @Mock
            public Type[] getGenericParameterTypes() {
                Type[] lType = new Type[1];
                lType[0] = Mockito.mock(Type.class);
                Mockito.when(lType[0].getTypeName()).thenReturn("javax.servlet.http.HttpServletRequest");
                return lType;
            }
        };
    }
}
